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asmani
  • Member for 6 years, 10 months
  • Last seen more than a month ago
  • Iran
5 votes
1 answer
1k views

Why "any covering of a compact set by a collection of open sets contains a finite subcovering"?

4 votes
2 answers
181 views

Reference request: A real analysis textbook complementary to Stein's with examples

3 votes
2 answers
210 views

How to interpret probability theory in a deterministic world?

3 votes
1 answer
303 views

Unexpected hanging of Mr. Fitch

2 votes
4 answers
434 views

The problem of dividing 3kg flour to three 1kg parts using a balance

2 votes
2 answers
799 views

I need some examples for understanding the concept of measurable functions

2 votes
1 answer
248 views

An apparent counterexample to Lusin's theorem

1 vote
2 answers
232 views

Are mathematical theorems entailments, or merely implications?

1 vote
1 answer
65 views

A problem with the concept of limit in sets

0 votes
0 answers
42 views

A formula for the shortest path for an ant

0 votes
1 answer
61 views

An apparent counterexample to the duality of openness and closedness

0 votes
1 answer
91 views

Is there a meaningful analogy between axiomatic systems and vector spaces?

0 votes
0 answers
90 views

The minimum number of independent axioms of a theory?

0 votes
1 answer
261 views

A construction of counterexample to Lusin's theorem

0 votes
4 answers
148 views

Transition from countable to uncountable

0 votes
1 answer
949 views

How to calculate average number of descendants?

0 votes
3 answers
161 views

Friday analysis of the unexpected hanging paradox [closed]

0 votes
1 answer
470 views

Is a *self-contradictory self-referential* statement false?

-3 votes
3 answers
472 views

Bijective function from $\mathbb Q^+$ to $\mathbb N$